常見(jiàn)例句雙語(yǔ)例句Objectives To study diagnostic value of ERCP and ERCPDC in choragic-pancreatic diseases.目的探討內(nèi)窺鏡逆行胰膽琯雙對(duì)比造影（ERCPDC）對(duì)膽琯病變?cè)\斷價(jià)值。 返回 choragic